# Random Numbers

Want to learn more? I recommend working through: R for Data Science, R Cookbook, and R Graphics Cookbook.

# Generate 10 random numbers between 0 and 1 runif(10)

[1] 0.13315436 0.14357165 0.52478178 0.21880271 0.18908152 0.02590017 [7] 0.05517990 0.58034118 0.32128920 0.90293812

# Generate 10 random numbers between 5 and 1- runif(10, 5, 10)

[1] 5.179785 5.485701 5.885241 6.159060 5.281826 7.630544 9.717838 9.091188 [9] 5.138212 7.781516

# Generate 10 random integers between 1 and 10, with replacement sample(1:10, 10, replace=T)

[1] 1 6 10 10 1 10 10 2 7 2

# Select 3 random integers from a pool of 100 integers that range between 1 and 100 sample(1:100, 6, replace=F)

[1] 76 18 32 37 94 78

# Select three state names witout replacement sample(state.name, 3)

[1] "Connecticut" "Nevada" "Wyoming"